811988673

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{641}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 1144876032

約数和(自身を除く): 332887359

約数列:

[1, 3, 31, 53, 93, 159, 257, 641, 771, 1643, 1923, 4929, 7967, 13621, 19871, 23901, 33973, 40863, 59613, 101919, 164737, 422251, 494211, 1053163, 1266753, 3159489, 5106847, 8731061, 15320541, 26193183, 270662891, 811988673]

約数ペア:

[(1, 811988673), (3, 270662891), (31, 26193183), (53, 15320541), (93, 8731061), (159, 5106847), (257, 3159489), (641, 1266753), (771, 1053163), (1643, 494211), (1923, 422251), (4929, 164737), (7967, 101919), (13621, 59613), (19871, 40863), (23901, 33973)]